Abstract: Provided is a method of providing information on similar items based on machine learning, the method including receiving information on a target item, generating a target vector based on a character string corresponding to the information on the target item using a machine learning model, identifying one or more vector sets respectively corresponding to a plurality of items derived through the machine learning model, providing information on one or more items corresponding to one or more vectors in the one or more vector sets, the one or more vector having similarity value with the generated target vector greater than or equal to a preset threshold value.

Abstract: Provided is a method of providing information using a trained model through machine learning, which may include checking a first set of character strings including a plurality of character strings representing pieces of information about a plurality of items related to a trained model creation, creating at least one trained model on the basis of the first set of character strings, checking a second set of character strings including a plurality of character strings representing pieces of information about a plurality of items related to an information classification object, and checking reference product name information and attribute information for each of at least a portion of the second set of character strings using the at least one trained model.

Abstract: Provided is a method for classifying an item based on machine learning, the method including, when pieces of information about a plurality of items are received, tokenizing each of the pieces of information about the items in units of words, creating a sub-word vector corresponding to a sub-word having a length less than a length of each of the words via machine learning, creating a word vector corresponding to each of the words and a sentence vector corresponding to each of the pieces of information about the items based on the sub-word vectors, and classifying the pieces of information about the plurality of items based on a similarity between the sentence vectors.

Abstract: According to various example embodiments, a method of providing information based on machine learning may include acquiring statement data related to purchase items, extracting a character string related to attributes of the items from the statement data, checking at least one item corresponding to an indirect cost among the items based on the character string by using a first learning model trained through machine learning, and checking cost category information of the at least one item based on the character string by using a second learning model trained through machine learning. Other example embodiments may be provided.

Abstract: The present disclosure relates to a coaxial connector, and particularly, a coaxial connector including a fixing module which is connected to a first PCB, and a contact module which is coupled movably to the fixing module, and provided to be contactable to a second PCB facing the first panel, in which the contact module includes a contact body which is made of a conductive material, and has a hollow formed therein, a contact pin which is made of a conductive material, and disposed to penetrate the hollow of the contact body, and a contact insulator which is disposed in the hollow of the contact body to insulate the contact pin and the contact body by partitioning the contact pin and the contact body, and the contact module is configured so that the contact body, the contact pin, and the contact insulator are integrally formed to be assembled to the fixing module by a singular process, thereby providing the advantages which may reduce the cost of a product, and improve the quality of the product by improving a

Abstract: The present disclosure relates to a coaxial connector, and particularly, a coaxial connector including a fixing module which is connected to a first PCB, and a contact module which is coupled movably to the fixing module, and provided to be contactable to a second PCB facing the first panel, in which the contact module includes a contact body which is made of a conductive material, and has a hollow formed therein, a contact pin which is made of a conductive material, and disposed to penetrate the hollow of the contact body, and a contact insulator which is disposed in the hollow of the contact body to insulate the contact pin and the contact body by partitioning the contact pin and the contact body, and the contact module is configured so that the contact body, the contact pin, and the contact insulator are integrally formed to be assembled to the fixing module by a singular process, thereby providing the advantages which may reduce the cost of a product, and improve the quality of the product by improving a

Abstract: The present disclosure relates to a coaxial connector, and particularly, a coaxial connector including a fixing module which is connected to a first PCB, and a contact module which is coupled movably to the fixing module, and provided to be contactable to a second PCB facing the first panel, in which the contact module includes a contact body which is made of a conductive material, and has a hollow formed therein, a contact pin which is made of a conductive material, and disposed to penetrate the hollow of the contact body, and a contact insulator which is disposed in the hollow of the contact body to insulate the contact pin and the contact body by partitioning the contact pin and the contact body, and the contact module is configured so that the contact body, the contact pin, and the contact insulator are integrally formed to be assembled to the fixing module by a singular process, thereby providing the advantages which may reduce the cost of a product, and improve the quality of the product by improving a

Abstract: Provided is a method of grouping rows of a table in a data management server. The method includes: receiving a grouping setting request for a first column through an operation page provided to a user terminal; performing a grouping operation to group rows having the same field value of the first column into a row group; and processing the row group generated through the field value of the first column to be displayed on the operation page.

Abstract: The present invention relates to an apparatus and a method for predicting the dispersion of hazardous and noxious substances and, more specifically, provides an apparatus and a method for predicting the dispersion of hazardous and noxious substances, the method: checking the components of the hazardous and noxious substances having leaked into the ocean, so as to classify the hazardous and noxious substances into a corresponding classification set among twelve classification sets by means of at least one of vapor pressure, the degradation in water, or density; dividing the classification sets, in which the hazardous and noxious substances are classified, into one dispersion model among an air dispersion model, a seawater dispersion model, and an air/seawater dispersion model according to the dispersion characteristics thereof; acquiring, from a weather center server, the state information of a sea area, which is set to be different according to the divided dispersion models; and predicting a danger radius for

Abstract: Disclosed is a simulation system technology specific to the production of ships and offshore plants, whereby the building process and method verification of ships and offshore plants, optimization and verification of facilities and layout, and optimization of production management can be simulated.

Abstract: An electronic device is provided. The offshore plant preventive maintenance system includes an information collection part configured to collect information of offshore plant facility and equipment in real time, a preventive maintenance part configured to execute intelligent maintenance activity based on the collected information, and a virtual operation part configured to verify the intelligent maintenance activity. An offshore plant preventive maintenance method using the offshore plant preventive maintenance system is also provided.

Abstract: Disclosed is a device for inspecting a bonded wafer using laser, which has a simple structure to facilitate an operation of the device and can detect an interface defect of the bonded wafer economically and highly reliably. To this end, the device for inspecting the bonded wafer using laser includes a laser unit, a laser diffusion unit, and a detection unit. If the device of inspecting the bonded wafer using laser according to the present invention is used, it is possible to advantageously inspect a wafer interface at a magnification desired by an inspector. In addition, the device has a simple structure, and thus it is advantageously easy to operate the device.

Abstract: Provided is a bonded wafer inspection method using a laser method allowing a simple and reliable test in an examination of a bonded wafer interface using a laser. To do this, a laser used bonded wafer inspection method includes, emitting a laser beam through a laser means, diffusing the emitted laser beam by a laser diffusion means, illuminating the diffused laser beam on a bonded wafer, and detecting a laser beam illuminated and transmitted at the bonded wafer using a detecting means. In a case a bonded wafer inspection method using a laser of the invention is used, defects by a foreign substance occurring at an interface of a bonded wafer is can be examined in a simple way and thus high work performance may be expected.